APA (7th ed.) Citation

Cullwick, E. G. (1949). The fundamentals of electro-magnetism. University Press.

Chicago Style (17th ed.) Citation

Cullwick, E. G. The Fundamentals of Electro-magnetism. Cambridge [England]: University Press, 1949.

MLA (9th ed.) Citation

Cullwick, E. G. The Fundamentals of Electro-magnetism. University Press, 1949.